Portable air quality monitor with backlit LCD screen, CO2 TVOC HCHO PM2.5 PM10 detector with alarm, white,

1.Multifunctional: This air quality monitor uses semiconductor, infrared, and electrochemical detection technologies, with functions for detecting CO2, TVOCs, HCHO, PM2.5, and PM10.2.USB Charging: This indoor CO2 monitor charges via USB, offers 24-hour battery life, and operates in Plug and Play mode, eliminating the risk of power outages.3.Accurate Inspection: This air quality tester features side and rear vents for air convection, improving the accuracy of real-time inspections.4.High-Quality ABS Material: This air quality monitor is made of high-quality ABS, which is sturdy, wear-resistant, shatterproof, and offers a long service life.5.Backlit LCD Screen: This indoor air quality monitor features a backlit screen for clear display and easy readings.SpecificationsItem Type: Air Quality MonitorMaterial: ABSDetection Technologies: Semiconductor, Infrared, and ElectrochemicalApplicable Temperature: 0-70°CDisplay Mode: LCD, BacklitOperating Voltage: 5VSensors: PM2.5 Sensor, Semiconductor Sensor, Electrochemical SensorBattery: 1200mAh Rechargeable Lithium Battery x 1 (comes with built-in battery)PM2.5: 0-999 ug/m³PM10: 0-999 ug/m³HCHO: 0-9.999 mg/m³TVOC: 0-9.999 mg/m³CO2: 400-5000 ppm